US3241072A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tuning control system
Assignee: RCA Corp
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Filing: 1962-10-16
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Granted: 1966-03-15
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Expires: 1982-10-16
Abstract
No abstract record available.
Inventors
- 👤 Robert D Brand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:56
CPC Classifications
H; H03; H03J; H03J5/00; H03J5/24; H03J5/26; H03J5/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
IN A TWO-BAND TELEVISION RECEIVER, THE COMBINATION WITH A FIRST TUNER HAVING A PLARALITY OF TUNING STOP POSITIONS AND A CONTINUOUSLY TUNABLE SECOND TUNER, SAID FIRST TUNER BEING CONNECTED FOR SIGNAL RECEPTION TO THE EXCLUSION OF THE SECOND TUNER, OF MEANS FOR SWITCHING SAID TUNERS TO PROVIDE SIGNAL RECEPTION SELECTIVELY THROUGH THE SECOND TUNER, A SINGLE ROTARY TUNING CONTROL SHAFT FOR SAID TUNERS CONNECTED WITH SAID FIRST TUNER FOR OPERATION THEREOF THROUGH SAID TUNING STOP POSITIONS, FINE TUNING MEANS FOR SAID FIRST TUNER, MEANS INCLUDING A SINGLE ROTARY TUNING CONTROL TURRET CONNECTED WITH THE TUNING SHAFT FOR PRESETTING SAID FINE TUNING MEANS AND FOR TUNING SAID SECOND TUNER TO PREDETERMINED SIGNAL CHANNELS AT DIFFERENT SELECTED TUNING STOP POSITIONS, AND MEANS CARRIED BY SAID TUNING CONTROL TURRET FOR PROGRAMMING SAID SWITCHING MEANS TO OPERATE AT SELECTED TUNING STOP POSITIONS FOR PRESETTING THE SECOND TUNER FOR SIGNAL RECEPTION.
Claim 2
Dependent Claim
146 words
IN A TWO-BAND TELEVISION RECEIVER, THE COMBINATION WITH A FIRST TUNER HAVING A PLARALITY OF TUNING STOP POSITIONS AND A CONTINUOUSLY TUNABLE SECOND TUNER, SAID FIRST TUNER BEING CONNECTED FOR SIGNAL RECEPTION TO THE EXCLUSION OF THE SECOND TUNER, OF MEANS FOR SWITCHING SAID TUNERS TO PROVIDE SIGNAL RECEPTION SELECTIVELY THROUGH THE SECOND TUNER, A SINGLE ROTARY TUNING CONTROL SHAFT FOR SAID TUNERS CONNECTED WITH SAID FIRST TUNER FOR OPERATION THEREOF THROUGH SAID TUNING STOP POSITIONS, FINE TUNING MEANS FOR SAID FIRST TUNER, MEANS INCLUDING A SINGLE ROTARY TUNING CONTROL TURRET CONNECTED WITH THE TUNING SHAFT FOR PRESETTING SAID FINE TUNING MEANS AND FOR TUNING SAID SECOND TUNER TO PREDETERMINED SIGNAL CHANNELS AT DIFFERENT SELECTED TUNING STOP POSITIONS, AND MEANS CARRIED BY SAID TUNING CONTROL TURRET FOR PROGRAMMING SAID SWITCHING MEANS TO OPERATE AT SELECTED TUNING STOP POSITIONS FOR PRESETTING THE SECOND TUNER FOR SIGNAL RECEPTION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |